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Headwall - A Headwall (also Endwall) is a small retaining wall placed at the inlet or outlet of a stormwater pipe or culvert. It serves to minimise vegetation growth and reduce erosion around the culvert inlet and outlet. Although the terms headwall and endwall tend to get used interchangeably it may be more correct to call a retaining wall at a pipe inlet a headwall and a retaining wall at a pipe outlet an endwall.7

Headworks - The term headworks can mean either:
a) a structure at the head of a waterway diversion.
b) upgrade works that have to be carried out to cater for the additional demands placed on existing or proposed infrastructure as a result of new developments within an area or catchment.

Heritage Asset - A Heritage Asset is an asset with historic, artistic, scientific, technological, geographical or environmental qualities that is held and maintained principally for its contribution to knowledge and culture and this purpose is central to the objectives of the entity holding it.

Highway - A highway is a main roaddeclared a highway by the State or Federal Government and typically used for travel by the public between important destinations, such as cities, large towns, and states.

Home Care - Home Care is the provision of assistance to people with domestic tasks such as cleaning, washing and ironing.

Hotmix - Hotmix is a particular type of asphalt produced by heating the asphalt binder to decrease its viscosity, and drying the aggregate to remove moisture from it prior to mixing. Mixing is generally performed with the aggregate at about 150 °C. Paving and compaction must be performed while the asphalt is sufficiently hot.

Human Resources - Human Resources (HR) is a term used to describe the individuals who make up the workforce of an organization. In local government the term is more commonly used to the section within a Council charged with the overall responsibility for implementing strategies and policies relating to the management of individuals.